Fitbit Flex 2 vs. Amazfit Arc vs. Basis Peak vs. Casio WSD-F20A vs. Apple Watch Series 4

 
Flex 2
Arc
Peak
WSD-F20A
Watch Series 4
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowBasisPeakRemove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$69.99$200$399$329
Release20162016201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days4 days1 dayNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40168 x 144320 x 320384 x 480
Sizen/a0.42 inches1.25 inches1.32 inches1.78 inches
Touchn/a
TypeLEDOLEDLCDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OSWatch OS 5
Apps
Music

All Wearables